Pumping apparatus.



S. E. AARON.

PUMPNG APPARATUS.

AYPLNATION FILED SBPT.15, 190s.

952,294, Patented Mar. 91@

i lof'zii'ed between this, two iulu's (3 :mily 7, Suhl imm-bmw "www" l? UT/IPNG APLPLiATUS.

Applicaion filed September l5 Specification of Leiters Pmzent.

UCS). Serial No. 517.853.

To all 'why u it amig; concern:

iii: il kuuwu their l, PuLuMuN lu. AARON,

humping mit lmilyiug; uijv mwen de el, the hum. l

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(if ihff cugiuc. The system zi has the, lfui- I claim and desire by Letters Patent to 'Se-- cure is: j;

l. An ejector provided with an inlet for the antmiting stream, a suction inlet for the entrained stream, an outlet forthe combined :nftnaling and entrai ned streams, and an outlet between said first and secondmentioned inlets; in combination With a relief valve connection to said fourth mentioned outlet.

Q. pumping apparatus having, in combination, an ejector provided with an inlet for the actuating stream, a suction inlet for the entrained stream, an outlet for the combined actuating and entrained Streams, and an onllet between said irst and second men tioned inlets; a reliei valve connected to said ysecond mentioned outlet, and means whereby .lluid may be supplied to said first mentioned inlet under pressure.

3. 'l`he combination with an internal combustion engine having a water jacket; of a pump driven by said engine and connected to said water jacket to pump water thereto; an ejector provided with an inlet for the actuating stream connected 'to said pump, a suction inlet for the entrained Stream, an outlet tor the combined actuating and entrained streams, and an outlet located between said first and second mentioned outlets; and a relief valve connected to afd second mentioned outlet.

sl. rlhe combination in a boat of an internal combustion engine having a Water jacket; of a pump driven by said engine and connected to pump Water from the exterior of said boat to said Water acket; an ejector provided with an inlet for the actuating stream connected to said water jacket, a suction inlet for the entrained stream, an

outlet for the combined actuating andentrained streams, and an outlet located between said first and second mentioned inlets, a bilge pipe leading from said suction inlet to a point inside and adjacent to the bottom of the boat, i relief valve connected to said second mentfoned outlet, a pipe leading from the lirst mentioned outlet to the exterior of the boat, and a pipe leading from said relief valve to and communicating with said first mentioned pipe.

5. The combination with an internal combustion engine having a. water jacket; of a pump driven by said engine and connected to said water jacket to pump water thereto; and an ejector provided with an inlet for the actual ing stream connected to Said pump, a suction inlet for the entrained stream, and an outlet for the combined actuating and 4entrained streams. j

6. The combination in a boat, of an inter nal combustion engine having a Water jacket; of a pump driven by said engine and connected to pump Water from the exterior of said boat to said Water jacket, and an ejector having a suction .inlet for the entrained stream, and an outlet for the coinbined actuating and entraincd streams; a

bilge pipe leading from said suction inlet to a point inside and adjacent to the bottom of the boat, and a pipe leading from said outlet to the exterior of the boat.

In testimony whereof I have hereunto set my hand in presence of two subscribing witnesses.

SOLOMON E. AARON. Witnesses:

LoUIs A. JONES, ANNIE J. DAILEY. 

